Elimination of interference terms of the discrete Wigner distribution using nonlinear filtering

IEEE Transactions on Signal Processing

Volumn 48, Issue 8, 2000, Pages 2321-2331

  Arce, Gonzalo R ^a   Hasan, Syed Rashid ^b  

^a UNIVERSITY OF DELAWARE   (United States)

^b NOKIA RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ALGORITHMS; BANDPASS FILTERS; INTERFERENCE SUPPRESSION; MATHEMATICAL MODELS; NONLINEAR FILTERING;

DISCRETE WIGNER DISTRIBUTION; WIGNER DISTRIBUTION (WO);

SIGNAL INTERFERENCE;

EID: 0034250717     PISSN: 1053587X     EISSN: None     Source Type: Journal    
DOI: 10.1109/78.852013     Document Type: Article

References (23)

1. L. Cohen, "Time-frequency distributions - A review," Proc. IEEE, vol. 77, pp. 941-981, July 1989.
2. T. Claasen and W. Meclenbrauker, "The Wigner distribution - A tool for time-frequency signal analysis - Part II: Discrete time signals," Philips J. Res., vol. 35, pp. 276-300, 1980.
3. A. Janssen, "On the locus and spread of pseudo-density functions in the time-frequency plane," Philips J. Res., vol. 37, no. 3, pp. 79-110, 1982.
4. F. Hlawatsch and G. Bourdeaux-Bartels, "Linear and quadratic time-frequency signal representations," IEEE Signal Processing Mag., vol. 9, pp. 21-67, Apr. 1992.
5. F. Hlawatsch and P. Flandrin, "The interference structure of the Wigner distribution and related time-frequency signal representations," in The Wigner Distribution - Theory and Applications in Signal Processing. Amsterdam, The Netherlands: Elsevier, 1997.
6. L. Atlas, J. Fang, P. Loughlin, and W. Music, "Resolution advantages of quadratic signal processing," Proc. SPIE, vol. 1566, pp. 134-143, 1991.
7. P. Flandrin, "Some features of time-frequency representations of multicomponent signals," in Proc. IEEE ICASSP, 1984, pp. 41.B.4.1-41.B.4.4.
8. L. Cohen, "Generalized phase-space distribution functions," J. Math. Phys., vol. 7, pp. 781-786, Apr. 1996.
9. H. Garudadri and E. Velez, "A comparison of smoothing kernels for computing bilinear time-frequency representations," in Proc. IEEE Int. Conf. Acoust., Speech, Signal Process., May 1991, pp. 3221-3224.
10. D. Jones and T. Parks, "A resolution comparison of several time-frequency representations," IEEE Trans. Signal Processing, vol. 40, pp. 413-420, Feb. 1992.
11. P. Loughlin, J. Pitton, and L. Atlas, "Bilinear time-frequency representations: New insights and properties," IEEE Trans. Signal Process., vol. 41, pp. 750-767, Feb. 1993.
12. F. Hlawatsch, T. Manickam, R. Urnamke, and W. Jones, "Smoothed pseudo-wigner distribution, choi-williams distribution, and cone-kernel representation: Ambiguity-domain analysis and experimental comparison," Signal Process., vol. 43, pp. 149-168, 1995.
13. H.-I. Choi and W. J. Williams, "Improved time-frequency representation of multicomponent signals using exponential kernels," IEEE Trans. Acoust., Speech, Signal Processing, vol. 37, pp. 862-871, 1989.
14. J. Jeong and W. Williams, "Kernel design for reduced interference distributions," IEEE Trans. Signal Processing, vol. 40, pp. 402-412, Feb. 1993.
15. J. Andrieux, M. Feix, G. Mourgues, P. Bertrand, B. Azrar, and V. Nguyen, "Optimum smoothing of the wigner-ville distribution," IEEE Trans. Acoust., Speech, Signal Processing, vol. ASSP-35, pp. 764-769, 1987.
16. D. L. Jones and R. G. Baraniuk, "A signal-dependent time-frequency representation: Optimal kernel design," IEEE Trans. Signal Processing, vol. 41, pp. 1589-1601, Apr. 1993.
17. M. Amin and F. Allen, "Separation of signals and cross-terms in wigner distribution using adaptive filtering," in Proc. 32nd Midwest Symp. Circuits Syst., vol. 2, 1989, pp. 853-856.
18. D. L. Jones and R. G. Baraniuk, "An adaptive optimal-kernel time-frequency representation," IEEE Trans. Signal Processing, vol. 43, pp. 2361-2371, Oct. 1995.
19. LJ. Stankovic, S. Stankovic, and Z. Uskokovic, "S-method with variable convolution window," in Proc. Int. Symp. Time-Frequency Time-Scale Anal., Paris, France, 1996.
20. A. Flaig, G. R. Arce, and K. E. Barner, "Affine order statistic filters: Medianization of FIR filters," IEEE Trans. Signal Processing, vol. 46, pp. 2101-2112, Aug. 1998.
21. A. Papoulis, Probability, Random Variables, and Stochastic Processes. New York: McGraw-Hill, 1991.
22. S. Qian and J. Morris, "Wigner distribution decomposition and cross-terms deleted representation," Signal Process., vol. 27, pp. 125-144, 1992.
23. S. Qian and D. Chen, Joint Time-Frequency Analysis. Engelwood Cliffs, NJ: Prentice-Hall, 1996.